Exploring 14385. To explore a different substance…

Methyl {4-[phenyl(propanoyl)amino]-1-[2-(2H-tetrazol-2-yl)ethyl]piperidin-4-yl}methyl carbonate
 14385  C20H28N6O4  416.474
 Fentanyl
 InChI=1S/C20H28N6O4/c1-3-18(27)26(17-7-5-4-6-8-17)20(15-30-19(28)29-2)9-11-24(12-10-20)13-14-25-22-16-21-23-25/h4-8,16H,3,9-15H2,1-2H3
 WUXVWUVKJGVDGP-UHFFFAOYSA-N This stereoisomer Any stereoisomer
 CCC(=O)N(C1(CCN(CC1)CCn1nncn1)COC(=O)OC)c1ccccc1